Microchip Technology ATTINY1634-MNR
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $1.26 | $1.26 |
| 15+ | $1.22 | $18.30 |
| 25+ | $1.20 | $30.00 |
| 50+ | $1.13 | $56.50 |
| 100+ | $1.00 | $100.00 |
| N+ | $0.20 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Microchip Technology |
| Product Series | AVR® ATtiny |
| Packaging | Cut Tape (CT) | Tape & Reel (TR) |
| Core Processor | AVR |
| Core Size | 8-Bit |
| Speed | 12MHz |
| Connectivity | I2C, SPI, UART/USART, USI |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Number of I/O | 18 |
| Program Memory Size | 16KB (16K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | 256 x 8 |
| RAM Size | 1K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.8V ~ 5.5V |
| Data Converters | A/D 12x10b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 105°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 20-QFN-EP (4x4) |
| Package / Case | 20-WFQFN Exposed Pad |
| ROHS |
The Microchip ATTINY1634-MNR is an 8-bit AVR microcontroller with 16KB flash and 1KB SRAM in a 20-WFQFN package. Operating from 1.8V to 5.5V at 12MHz, it features brown-out detection, POR, PWM, and WDT. Rated for -40°C to 105°C, it is engineered for demanding industrial and automotive applications requiring extended temperature tolerance.
- Extended temperature range (-40°C to 105°C): Handles harsh environments where standard MCUs fail.
- Large 16KB flash: Accommodates complex firmware for motor control or communication stacks.
- 1KB SRAM: Supports moderate data buffering and real-time processing.
- Robust reset circuitry: Brown-out detection and POR prevent corruption during voltage dips.
Automotive Body Electronics
The 105°C rating and 16KB flash make it suitable for window lift controllers or seat position memory modules.
Industrial Process Control
With 1KB SRAM and PWM, it can manage small pumps, valves, or fan speed controllers in HVAC systems.
Smart Agriculture Sensors
Its wide voltage range and robust reset features support soil moisture sensors operating in harsh outdoor conditions.
Power Tools
The 12MHz speed and high-temperature tolerance allow for brushless motor control in cordless drills and impact drivers.
Medical Device Actuators
Reliable operation up to 105°C ensures safety in sterilization equipment or surgical tool actuators.
Energy Harvesting Nodes
Low-power sleep modes and 1.8V operation enable solar or vibration-powered wireless sensor nodes.
- Q: What is the maximum operating frequency?
- A: The ATTINY1634-MNR runs at up to 12MHz.
- Q: What is the program memory size?
- A: It has 16KB of flash memory (16K x 8 bits).
- Q: What is the operating temperature range?
- A: It is rated for -40°C to 105°C, suitable for industrial environments.
- Q: Does it have PWM support?
- A: Yes, it includes PWM channels and a watchdog timer.
- Q: What is the maximum operating frequency?
- A: The ATTINY1634-MNR runs at up to 12MHz.
- Q: What is the program memory size?
- A: It has 16KB of flash memory (16K x 8 bits).
- Q: What is the operating temperature range?
- A: It is rated for -40°C to 105°C, suitable for industrial environments.
- Q: Does it have PWM support?
- A: Yes, it includes PWM channels and a watchdog timer.

ATTINY1634-MNR.pdf